:root{--bg: #f1f5f9;--card: #ffffff;--text: #0f172a;--muted: #64748b;--accent: #2563eb;--accent-weak: #dbeafe;--ok: #16a34a;--ok-weak: #dcfce7;--bad: #dc2626;--bad-weak: #fee2e2;--border: #e2e8f0;--radius: 14px;--shadow: 0 1px 2px rgba(15, 23, 42, .06), 0 8px 24px rgba(15, 23, 42, .06)}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:15px;line-height:1.5}.topbar{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 20px;background:#ffffffd9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}.topbar__brand{font-weight:700;letter-spacing:-.01em}.page{max-width:760px;margin:0 auto;padding:24px 16px 64px}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.card+.card{margin-top:16px}.stack{display:grid;gap:12px}.muted{color:var(--muted)}.small{font-size:13px}h1,h2{letter-spacing:-.02em;margin:0 0 4px}.chip{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;font-size:13px;font-weight:600;background:var(--accent-weak);color:var(--accent)}.chip--role{background:#f1f5f9;color:var(--muted)}.btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid transparent;border-radius:10px;padding:9px 16px;font-size:14px;font-weight:600;cursor:pointer;transition:filter .15s,background .15s;background:var(--accent);color:#fff}.btn:hover{filter:brightness(1.05)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn--ghost{background:transparent;color:var(--text);border-color:var(--border)}.btn--ok{background:var(--ok)}.btn--bad{background:var(--bad)}.input{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:10px;font-size:14px;background:#fff;color:var(--text)}.input:focus{outline:2px solid var(--accent-weak);border-color:var(--accent)}.field{display:grid;gap:6px;font-size:13px;font-weight:600;color:var(--muted)}.login{min-height:100%;display:grid;place-items:center;padding:24px}.login .card{width:100%;max-width:340px}.stepper{display:flex;gap:6px;list-style:none;margin:0;padding:0}.stepper__item{flex:1;border-radius:10px;padding:8px 10px;background:#f1f5f9;color:var(--muted);font-size:12px;text-align:center;border:1px solid transparent}.stepper__item[data-active=true]{background:var(--accent);color:#fff;border-color:var(--accent)}.stepper__item[data-done=true]{background:var(--ok-weak);color:var(--ok)}.stepper__no{font-weight:700}.msg{border:1px solid var(--border);border-left:4px solid var(--muted);border-radius:12px;padding:10px 14px;background:#fff}.msg--command{border-left-color:var(--accent);background:#f8faff}.msg--repeat{border-left-color:#94a3b8}.msg__head{display:flex;align-items:center;gap:8px;font-size:12px;font-weight:600;color:var(--muted);margin-bottom:4px}.msg__text{font-size:15px}.empty{text-align:center;color:var(--muted);padding:24px 0}.verdict{margin-top:8px;border-radius:10px;padding:8px 12px;font-size:13px}.verdict--ok{background:var(--ok-weak);color:#166534}.verdict--bad{background:var(--bad-weak);color:#991b1b}.verdict__title{font-weight:700}.verdict ul{margin:6px 0 0;padding-left:18px}.recorder{display:grid;place-items:center;gap:8px;padding:8px 0}.record-btn{width:100%;max-width:360px;padding:18px 24px;border:none;border-radius:999px;font-size:15px;font-weight:700;color:#fff;background:var(--accent);cursor:pointer;-webkit-user-select:none;user-select:none;touch-action:none;transition:transform .08s,background .15s}.record-btn:active{transform:scale(.99)}.record-btn[data-state=recording]{background:#ef4444}.record-btn[data-state=cancel]{background:var(--bad)}.record-btn:disabled{background:#cbd5e1;color:#64748b;cursor:not-allowed}.final{border:1px solid var(--border);border-radius:12px;padding:14px;margin-top:16px;background:#f8fafc}.final__row{display:flex;gap:8px;margin-top:10px}.banner{margin-top:16px;padding:12px 16px;border-radius:12px;font-weight:700}.banner--ok{background:var(--ok-weak);color:#166534}.banner--bad{background:var(--bad-weak);color:#991b1b}.alert{color:var(--bad);font-size:13px;margin:8px 0 0}.session-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 14px;border:1px solid var(--border);border-radius:12px}.session-row+.session-row{margin-top:8px}.row{display:flex;gap:8px;align-items:center}.chat,.timeline{display:flex;flex-direction:column;gap:12px}.emptychat{text-align:center;color:var(--muted);padding:48px 0}.divider{display:flex;align-items:center;gap:12px;margin:6px 0 2px;color:var(--muted);font-size:12px;font-weight:700}.divider:before,.divider:after{content:"";flex:1;height:1px;background:var(--border)}.divider__badge{display:inline-flex;align-items:center;gap:6px;padding:2px 10px;border-radius:999px;background:#eef2ff;color:var(--accent);white-space:nowrap}.divider__badge[data-status=completed]{background:#f1f5f9;color:var(--muted)}.segment{display:grid;gap:10px}.composer{position:sticky;bottom:0;padding-bottom:8px;background:linear-gradient(to top,var(--bg) 70%,rgba(241,245,249,0))}.composer__inner{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:14px 16px;display:grid;gap:10px}.composer__hint{text-align:center;color:var(--muted);font-size:13px}.turn-badge{display:flex;align-items:center;justify-content:center;gap:8px;font-size:13px;color:var(--muted)}.messenger{display:grid;grid-template-columns:300px 1fr;height:calc(100dvh - 57px);background:var(--card)}@media (max-width: 720px){.messenger{grid-template-columns:1fr}.sidebar{display:none}}.sidebar{border-right:1px solid var(--border);display:flex;flex-direction:column;min-height:0;background:#fafbfc}.tabs{display:flex;border-bottom:1px solid var(--border)}.tab{flex:1;text-align:center;padding:12px;font-size:13px;font-weight:700;color:var(--muted);cursor:default;border-bottom:2px solid transparent}.tab[data-active=true]{color:var(--accent);border-bottom-color:var(--accent)}.contacts-title{padding:12px 16px 4px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}.contacts{overflow-y:auto;flex:1;padding:4px 8px 12px}.contact{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;cursor:default;border:1px solid transparent}.contact[data-selectable=true]{cursor:pointer}.contact[data-selectable=true]:hover{background:#eef2ff}.contact[data-selected=true]{background:#eef2ff;border-color:var(--accent)}.contact[data-me=true]{background:#f8fafc}.contact__avatar{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--accent-weak);color:var(--accent);font-weight:700;font-size:13px;flex-shrink:0}.contact__meta{min-width:0;flex:1}.contact__name{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.contact__role{font-size:12px;color:var(--muted)}.contact__badge{width:22px;height:22px;border-radius:50%;background:var(--accent);color:#fff;display:grid;place-items:center;font-size:12px;font-weight:700;flex-shrink:0}.main{display:flex;flex-direction:column;min-height:0}.main__head{padding:12px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:12px}.main__title{font-weight:700}.messages{flex:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:12px;background:#f7f8fa}.msgcard{max-width:78%;align-self:flex-start;background:#fff;border:1px solid var(--border);border-radius:4px 14px 14px;padding:10px 14px;box-shadow:var(--shadow)}.msgcard--own{align-self:flex-end;border-top-left-radius:14px;border-top-right-radius:4px;background:#eff4ff;border-color:#c7d7fe}.msgcard__head{font-size:12px;font-weight:700;color:var(--accent);margin-bottom:3px}.msgcard--own .msgcard__head{color:#1d4ed8}.msgcard__time{font-weight:500;color:var(--muted);margin-left:6px}.msgcard__body{font-size:15px;white-space:pre-wrap}.msgcard__kind{font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);margin-bottom:2px}.composer2{border-top:1px solid var(--border);padding:12px 20px;background:var(--card);display:grid;gap:10px}.recipients{display:flex;flex-wrap:wrap;gap:6px;align-items:center;font-size:12px;color:var(--muted)}.recipients .chip{font-size:12px}.transcript{min-height:44px;border:1px dashed var(--border);border-radius:10px;padding:10px 12px;font-size:14px;color:var(--text);background:#fafbfc;display:flex;align-items:center}.transcript--empty{color:var(--muted)}.transcript--live{border-color:var(--accent);border-style:solid;background:#f5f9ff}.composer2__row{display:flex;align-items:center;gap:12px}.composer2__hint{flex:1;font-size:13px;color:var(--muted)}.ptt{width:60px;height:60px;border-radius:50%;border:none;background:var(--accent);color:#fff;font-size:24px;cursor:pointer;display:grid;place-items:center;-webkit-user-select:none;user-select:none;touch-action:none;flex-shrink:0;transition:transform .08s,background .15s;box-shadow:var(--shadow)}.ptt:active{transform:scale(.96)}.ptt[data-state=recording]{background:#ef4444;animation:pulse 1s infinite}.ptt[data-state=cancel]{background:var(--bad)}.ptt:disabled{background:#cbd5e1;color:#94a3b8;cursor:not-allowed}@keyframes pulse{0%,to{box-shadow:0 0 #ef444466}50%{box-shadow:0 0 0 10px #ef444400}}.msgcard__audio{display:block;width:100%;margin-top:8px;height:34px}.trainer{min-height:100%;display:flex;flex-direction:column}.trainer__bar{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 24px;background:#ffffffd9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}.trainer__brand{font-weight:700;letter-spacing:-.01em}.trainer__body{flex:1;width:100%;max-width:720px;margin:0 auto;padding:28px 16px 56px}.trainer-lobby{text-align:center;padding-top:16px}.trainer-lobby h1{font-size:26px;letter-spacing:-.02em;margin:0 0 10px}.trainer-lobby__sub{color:var(--muted);margin:0 auto 28px;max-width:460px}.trainer-lobby__roles{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}@media (max-width: 560px){.trainer-lobby__roles{grid-template-columns:1fr}}.trainer-role-btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:10px;padding:30px 16px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);color:var(--text);transition:transform .1s,border-color .15s,box-shadow .15s}.trainer-role-btn:hover:not(:disabled){transform:translateY(-2px);border-color:var(--accent);box-shadow:0 2px 4px #0f172a14,0 12px 28px #2563eb1f}.trainer-role-btn:disabled{cursor:not-allowed;opacity:.6;background:#f8fafc}.trainer-role-btn__name{font-size:18px;font-weight:700;letter-spacing:-.01em}.trainer-role-btn__status{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}.trainer-role-btn__status[data-free=true]{color:var(--ok)}.trainer-lobby__reset{margin-top:24px}.trainer-room{display:flex;flex-direction:column;gap:16px}.trainer-room__head{display:flex;align-items:center;gap:12px}.trainer-room__round{font-size:13px;font-weight:600;color:var(--muted)}.trainer-room__head .btn{margin-left:auto}.trainer-room__feed{display:flex;flex-direction:column;gap:10px;min-height:200px}.trainer-room__feed .msgcard{max-width:100%;align-self:stretch}.trainer-empty{margin:auto;text-align:center;color:var(--muted);padding:28px 12px}.trainer-room__composer{position:sticky;bottom:16px;display:flex;flex-direction:column;align-items:center;gap:14px;padding:20px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.trainer-room__hint{text-align:center;font-size:14px;color:var(--muted)}.trainer-room__hint[data-active=true]{color:var(--accent);font-weight:600}.trainer-busy{display:flex;align-items:center;justify-content:center;gap:10px;font-size:14px;font-weight:600;color:var(--accent)}.spinner{width:16px;height:16px;flex-shrink:0;border:2px solid var(--accent-weak);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.msgcard--pending{align-self:flex-end;border-style:dashed;background:#f8fafc}.msgcard__body--pending{display:flex;align-items:center;gap:8px;color:var(--muted)}